Social events and family get-togethers were among the venues used to introduce the game to American audiences. With many variations, including Gin Rummy & Indian Rummy, Rummy had establishecasino slots freed itself as a mainstay in American homes by the 1930s. Because it is easily accessible and encourages social interaction among players, rummy gained popularity during this time. In addition to being a game, rummy became a beloved custom that united people across generations & cultural divides as families gathered around tables to play friendly competition. Gin Rummy's Ascent.